ASP Upload File control doesn't Load Files and on change not working when click event triggered by button click in jQuery

$(document).ready(function () {
        $(".cslbImportProjExcel").on("click", function () {
            $('.csfuProjectsExcel').trigger('click');
        });

        $('.csfuProjectsExcel').on("change", function () {
            $('.csLinkButton1').trigger('click');
        });
    });


 <asp:LinkButton ID="lbImportProjExcel" CssClass="cslbImportProjExcel" runat="server" ToolTip="Import Excel">
                <img alt="" src="../Images/xls-import.png" />
            </asp:LinkButton>
            <asp:FileUpload runat="server" ID="fuProjectsExcel" CssClass="csfuProjectsExcel"/>

            <asp:LinkButton ID="LinkButton1" Text="test" CssClass="csLinkButton1" runat="server" OnClick="lbExportProjExcel_Click">
            </asp:LinkButton>